For the purposes of subsection (2) [meaning of “affiliate”], a person (first person) is considered to control another person (second person) if
(a) the first person beneficially owns, or controls or directs, directly or indirectly, securities of the second person carrying votes which, if exercised, would entitle the first person to elect a majority of the directors of the second person, unless that first person holds the voting securities only to secure an obligation,
(b) the second person is a partnership, other than a limited partnership, and the first person holds more than 50% of the interests of the partnership, or
(c) the second person is a limited partnership and the general partner of the limited partnership is the first person.